CONTREX CX-1200 - Manual (Page 370)

C - 24
(Continued)
Appendix C: Parameter Summary Numeric Quick Reference (continued)
MP-126 PLC 147-140
PLC 147-140 (MP-126) displays the status of the internal PLC control bits 147-140 (See graphic below). A “1” in any bit
indicates that the bit is “active”. Blk Sel A, B, C select the block that is active, if Blk Sel Source (CP-378) has been set
to “1” (DgIn). The chart below indicates which block has been selected, based on the Block Select A, B or C inputs.
Block Select A
Block Select B
Block Select C
Not In Use
Not In Use
Not In Use
Not In Use
Not In Use
Blk Sel
C B A
Block Selected
0 0 0 0
0 0 1 1
0 1 0 2
0 1 1 3
1 0 0 4
1 0 1 5
1 1 0 6
1 1 1 7
Bit Name Description
Blk Sel A Block Select A
Blk Sel B Block Select B
Blk Sel C Block Select C
Not In Use
Not In Use
Not In Use
Not In Use
Not In Use
Minimum Value: 00000000 Maximum Value: 11111111
Units: Coded